9 - Habitat loss and fragmentation

23 bio 3115 conservation biology 2009 2010 range loss

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Unformatted text preview: ibbon 39,500 Mentawai gibbon 350 Indochinese gibbon 34,933 Long-tailed macaque 38,318 Proboscis monkey 2,969 Douc langur 29,600 Javan lutong 4,327 Francois’ leaf 9,740 monkey Species Remaining range (x 1000 ha) 20,700 16,980 25,300 450 8,753 12,332 1,775 7,227 161 1,411 % range lost 63 63 36 31 75 68 40 76 96 86 % now protected 2.1 6.8 5.1 22.9 3.1 3.4 4.1 3.1 1.6 1.2 M9.47 BIO 3115 Université d’Ottawa / University of Ottawa 2012 Home ranges of Golden lion tamarin troops in isolated and contiguous forest reserves in contiguous forest, there are extensive buffer zones between Home troop ranges; in range isolated reserves, boundary home ranges overlap due to crowding... …leading to increased aggression, increased 100 ha mortality and decreased reproductive success. M9.48 BIO 3115 Université d’Ottawa / University of Ottawa 2012 M9.24 BIO 3115 Conservation Biology 2009-2010 40 100 80 30 60 20 40 10 20 0 0 Original forest Selectively Secondary Secondary logged forest growth forest Scrub % introduced species ( ) # mammal species ( ) Effects of progressive degradation of Southeast Asian forests by logging and farming Grassland M9.49 BIO 3115 Université d’Ottawa / University of Ottawa 2012 BIO 3115 Université d’Ottawa / University of Ottawa 2012 M9.50 M9.25...
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This document was uploaded on 03/11/2014 for the course BIO 3115 at University of Ottawa.

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